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Back of the Box Builds

LEGO Alternate Builds!

  • THEMES
    • Adventurers
    • Aquazone
    • Belville
    • Building Set with People
    • Castle
    • Duplo
    • Harry Potter
    • Holiday and Event
    • Model Team
    • Ninja
    • Pirates
    • Rock Raiders
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Blacktron Alternate Builds

Alternate Builds Blacktron Blacktron Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6987 – Back B

March 29, 2022April 5, 2022 Master Builder 3187 Views

From: 6987: Message Intercept BaseName: Message Transporting Vessel Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6987 – Back D

February 24, 2022March 17, 2022 Master Builder 1677 Views

From: 6987: Message Intercept BaseName: Message Debugging Unit Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6941 – Inside A

February 10, 2022March 17, 2022 Master Builder 1710 Views

From: 6941: BattraxName: B-Rex Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6987 – Back A

January 31, 2022February 1, 2022 Master Builder 1616 Views

From: 6987: Message Intercept BaseName: Message Processing Hub Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6894 – Back B

January 13, 2022January 14, 2022 Master Builder 1302 Views

From: 6894: InvaderName: Ghost Reconship Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6894 – Back A

January 10, 2022January 11, 2022 Master Builder 1229 Views

From: 6894: InvaderName: Blacktron Dragonfly Instructions: View PDF | Download .io File

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Blacktron Blacktron Alternate Builds Idea Book Space Space Police I Space Police I Alternate Builds 

Book 260 – Page 46-47

November 8, 2021November 11, 2021 Master Builder 2084 Views

From: Idea Book 260Year Released: 1990 Builds will be NUMBERED left to right.

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Blacktron Alternate Builds Extra Large Builds Idea Book M:Tron Alternate Builds Space Space Police I Alternate Builds 

Book 260 – Page 42-43

November 1, 2021November 11, 2021 Master Builder 2173 Views

From: Idea Book 260Year Released: 1990 Builds will be NUMBERED from left to right.

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Blacktron Blacktron Alternate Builds Futuron Futuron Alternate Builds Idea Book Instructions Added Large Alt Build Large Builds M:Tron M:Tron Alternate Builds Space 

Book 260 – Page 44-45

November 1, 2021December 27, 2021 Master Builder 2288 Views

From: Idea Book 260Year Released: 1990 Build 1: TBDSubmitted By: USERInstructions:NOTE – Build Included on Previous Page 42-43 Build 2:

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1875 – Back B

October 11, 2021January 10, 2022 Master Builder 864 Views

From: 1875: Meteor MonitorName: BT Walker Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1875 – Back A

October 11, 2021January 10, 2022 Master Builder 1124 Views

From: 1875: Meteor MonitorName: BT Foldwing Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6954 – Inside B

September 7, 2020October 25, 2021 Master Builder 1794 Views

From: 6954: RenegadeName: B:Mech and Mech Suit Support Vehicle Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6954 – Inside A

September 7, 2020October 25, 2021 Master Builder 1364 Views

From: 6954: RenegadeName: Rebel Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6876 – Back C

November 16, 2019November 18, 2021 Master Builder 1736 Views

From: 6876: AlienatorName: Scythe Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6876 – Back B

November 16, 2019January 10, 2022 Master Builder 1443 Views

From: 6876: AlienatorName: BlackHawk Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6876 – Back A

November 16, 2019November 18, 2021 Master Builder 1755 Views

From: 6876: AlienatorName: Talon Instructions: View PDF | Download .io File

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6987 – Back C

September 16, 2019January 4, 2022 Master Builder 2401 Views

From: 6987: Message Intercept BaseName: The Alienator Overlord Instructions: View PDF  | Download .io File  | Space Chicken PDF

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Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6941 – Inside B

September 15, 2019October 25, 2021 Master Builder 1213 Views

From: 6941: BattraxName: Battmobile Instructions: PDF (Photo Sequence)

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EXPLORE MORE OFFICIAL SETS

1590-2: ANWB Breakdown Assistance
Classic Town Large Builds Official Sets Town Town Sets Traffic 

1590-2: ANWB Breakdown Assistance

October 22, 2021October 22, 2021 Master Builder

Year Released: 1982BricklinkInstructions

6825: Cosmic Comet
Classic Space Classic Space Sets Official Sets Small Builds 

6825: Cosmic Comet

September 12, 2019September 28, 2019 Master Builder
6748: Boulder Cliff Canyon
Indians Large Builds Official Sets Western Western Sets 

6748: Boulder Cliff Canyon

April 16, 2021April 16, 2021 Master Builder
6379: Riding Stable
Building Classic Town Large Builds Official Sets Town Town Sets 

6379: Riding Stable

February 8, 2022February 8, 2022 Master Builder
6990: Futuron Monorail Transport System
Extra Large Builds Futron Sets Futuron Official Sets Space 

6990: Futuron Monorail Transport System

August 30, 2020August 30, 2020 Master Builder
4482: AT-TE
Episode II Extra Large Builds Official Sets Star Wars Star Wars Sets 

4482: AT-TE

April 9, 2020April 9, 2020 Master Builder
6078: Royal Drawbridge
Castle Castle Sets Large Builds Official Sets Royal Knights 

6078: Royal Drawbridge

January 12, 2022January 12, 2022 Master Builder
6804: Surface Rover
Classic Space Classic Space Sets Official Sets Very Small Builds 

6804: Surface Rover

September 25, 2019September 28, 2019 Master Builder
6983: Ice Station Odyssey
Ice Planet 2002 Ice Planet 2002 Sets Large Builds Official Sets 

6983: Ice Station Odyssey

November 9, 2019November 9, 2019 Master Builder
6870: Space Probe Launcher
Classic Space Classic Space Sets Official Sets Small Builds Space 

6870: Space Probe Launcher

January 12, 2021January 12, 2021 Master Builder
6360: Weekend Cottage
Building Classic Town Medium Builds Official Sets Town Town Sets 

6360: Weekend Cottage

October 19, 2019April 4, 2020 Master Builder
6506: Precinct Cruiser
Classic Town Official Sets Police Town Town Sets Very Small Builds 

6506: Precinct Cruiser

July 12, 2021July 12, 2021 Master Builder
6071: Forestmen’s Crossing
Castle Castle Sets Forestmen Medium Builds Official Sets 

6071: Forestmen’s Crossing

October 23, 2019April 4, 2020 Master Builder
6844: Seismologic Vehicle (Sismobile)
Classic Space Classic Space Sets Official Sets Small Builds 

6844: Seismologic Vehicle (Sismobile)

October 22, 2019October 22, 2019 Master Builder
4883: Gear Grinders
Designer Sets Designer Sets Alternate Builds Designer Sets Set Medium Builds Official Sets 

4883: Gear Grinders

August 2, 2021August 2, 2021 Master Builder
6027: Bat Lord’s Catapult
Castle Castle Sets Fright Knights Official Sets Small Builds 

6027: Bat Lord’s Catapult

January 28, 2022January 28, 2022 Master Builder

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MINIFIGS

About This Site

Logo
In the 1960s, 70s, 80s, 90s, and early 2000s there were pictures of additional builds on the back of LEGO® boxes. On the box was, "Build any of these exciting models with this set." There were no instructions for these alternate builds, until now.

Themes

  • Adventurers
  • Aquazone
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Harry Potter
  • Holiday and Event
  • Model Team
  • Ninja
  • Pirates
  • Rock Raiders
  • Space
  • Star Wars
  • Studio
  • Technic
  • Time Cruisers
  • Town
  • Train
  • Western
  • Misc

Useful Links

  • Contribute!
  • New Instructions
  • New Official Sets
  • New Alternate Builds
  • Minifigs
  • Very Small Builds (<35 pcs)
  • Small Builds (<100 pcs)
  • Medium Builds (<200 pcs)
  • Large Builds (<400 pcs)
  • Extra Large Builds (>400 pcs)
  • About

In Honor of 1526

The classic space set that never was.

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